I was almost certain that I already had auto-pay setup, but it looks like I don’t. In that case, let’s click “Get Started” to set it up…

The red alert—cognitively communicating that I did something wrong and, furthermore, am attempting to do something disallowed (adding more than one AutoPay to an account)—reveals that in fact I did already have auto-pay setup, and so all my confusion and frustration was unnecessary.